anvil/devstack/packager.py
2012-03-15 18:15:40 -07:00

55 lines
1.8 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from devstack import log as logging
from devstack import settings
from devstack import utils
LOG = logging.getLogger("devstack.packager")
class Packager(object):
def __init__(self, distro, keep_packages):
self.distro = distro
self.keep_packages = keep_packages
def install(self, pkg):
raise NotImplementedError()
def remove_batch(self, pkgs):
if not self.keep_packages:
return self._remove_batch(pkgs)
return []
def pre_install(self, pkgs, params=None):
for info in pkgs:
cmds = info.get(settings.PRE_INSTALL)
if cmds:
LOG.info("Running pre-install commands for package %s.",
info['name'])
utils.execute_template(*cmds, params=params)
def post_install(self, pkgs, params=None):
for info in pkgs:
cmds = info.get(settings.POST_INSTALL)
if cmds:
LOG.info("Running post-install commands for package %s.",
info['name'])
utils.execute_template(*cmds, params=params)
def _remove_batch(self, pkgs):
raise NotImplementedError()